This section has information mostly about MySQL including Replication, Clustering, Backup/Restore, etc. It also has Simple Perl/BASH scripts to monitor things like Slave Status, Replication Consistency, Performance, etc, and other howtos about achieving High-Availability in MySQL....
Misscellaneous Projects / HOWTOs
This section covers most other general UNIX, TCP/IP Networking, and other concepts which I feel are very useful for all Unix/Linux System/Network Administrators....